The KA1RCI Repeater Network
Established 1984

The North 80 Foot Repeater Tower
Terminating the Hard-line into the Bulk-head / Polyphasers...

Sunday - November 14th

 

With the work on the new grounding system finished on Saturday November 13th I turned my attention to all the hard-line hanging off the bottom of the tower. It was time to get some RF into all those new antennas at the top of the tower!

One cable at a time we routed the hard-line from the tower, across the ice-bridge, and then onto the repeater shed with cable clamps. I routed the FSJ4-50 super-fled cable for the link antennas to the right side of the copper bulk-head first to keep them out of the way while we worked on the LDF4-50 cables for the repeater antennas.

(click on images to enlarge)

Now that the five FSJ4-50 super-flex lines secured to the shed and out of the way I started running the LDF4-50 runs for the repeater antennas along the repeater shed and terminated them to the Polyphasers in the copper bulk-head.

(click on images to enlarge)

After installing the 90 degree Type-N connectors on the five runs of LDF4-50 hard-line we packed up for the weekend...

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Saturday - November 20th

Dad and I got an early start on Saturday morning and the weather could not have been any better. It had started out cloudy and cool but soon the sky's turned a beautiful blue and the sun warmed us up...

I had already moved the 224.040 and 146.460 repeaters off of their respective temporary antennas over to the new antennas on the tower on Monday and Tuesday evening after work and was ready to get the rest of the FSJ4-50 super-flex runs terminated for the link antennas.

(click on images to enlarge)

 

I just followed the same process, routing each run of cable over to the Polyphasers in the copper bulk-head, cutting them to length, and installing the 90 degree Type-N connectors.

(click on images to enlarge)

 

In this series of photos you can see the individual steps taken on all ten of the runs of hard-line. Preparing the cable for the connector, assembling the various parts, soldering the center pin, and then clamping it all together. As my friend likes to say...

 "Real connectors are installed with a Wrench"

(click on images to enlarge)

 

Now that all of the runs of hard-line are finally connected I can start testing the new antennas. Once I am sure each of the antennas is working correctly I will go back and finish weather proofing all the connections at the Polyphasers. 

(click on images to enlarge)

 

All the fun testing the antennas will be posted at this link...

Testing the Antennas


More update as they become available

 

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